in grammar, a noun that denotes a number of individuals considered as one group
The following list gives some of the special terms used to describe groups of animals, birds, and people. Some of them are in general use but others come from antiquarians’ lists and have no real basis in usage: apes: shrewdness; asses: herd; bees: hive, swarm, drift, or bike; birds: flock or flight; boar: sounder; boys: blush; buffalo: herd or gang; cattle: herd or drove; chickens: brood; cranes: herd; curlew: herd; deer: herd or mob; dogs: pack or kennel; doves: flight; ducks (on water): raft, bunch, or padding; ducks (in flight): team; elephants: herd; elk: herd; finches: charm; fish: shoal; flies: cloud; geese: gaggle or (in the air) skein, team, or wedge; giraffes: herd; goats: flock or herd; grouse: pack or covey; hawks: cast; horses: team or (breeding) stud; hounds: pack, kennel, or cry; insects: flight or swarm; kangaroos: mob or troop; kittens: kindle; ladies: bevy; lions: pride; monkeys: troop; partridges: covey; penguins: rookery; pheasants: head; pigeons: kit (flying together); pigs: herd; plovers: stand or wing; porpoises: herd, pod, or school; pups: litter; quail: bevy or drift; racehorses: string; roes: bevy; rooks: parliament; seals: herd, rockery, or pod (small herd); sheep: flock or herd; snipe: wisp; swallows: flight; swans: game or herd or (in the air) wedge; swine: herd; waterfowl: bunch or knob; whales: school, herd, gam, or pod (small school); widgeon: company or trip; wildfowl: bunch, trip, plump, or knob (less than 30); wolves: pack; women: gaggle; wrens: herd